Urea is removed from the kidney and is carried to them via the bloodstream. Nephrons present in the kidney, filter the waste products. Urea along with water and other wastes move to the renal tubules afterward. Urine then travels to bladder from the kidney and is stored there, until excreted out during urination.
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Sprains can occur at any joint in the body, as they all have a ligamentous component, and the most common joint sprained is the ankle. Strain – A sprain is an overstretched ligament, where a strain is an overstretched muscle or tendon. This is most commonly referred to as a 'pulled' muscle or tendon.
The nasal cannula refers to the "mask" or nasal tubes used to provide supplemental Oxygen to a patient.